F0/100
SOUTHWEST OUACHITA WATERWORKS, INC — Water Quality Report 2026
Serving 10,725 people · Louisiana
Water Source
Groundwater
County
—
System ID
LA1073047
Violations
53
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
4
Violations (last 5yr)
4
Unresolved
4
Health-Related
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2024 – December 31, 2024Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2024 – September 30, 2024Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: April 1, 2024 – June 30, 2024Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2024 – March 31, 2024Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About SOUTHWEST OUACHITA WATERWORKS, INC
Is SOUTHWEST OUACHITA WATERWORKS, INC water safe to drink?
SOUTHWEST OUACHITA WATERWORKS, INC water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 53 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has SOUTHWEST OUACHITA WATERWORKS, INC detected?
58 contaminants were tested in SOUTHWEST OUACHITA WATERWORKS, INC's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does SOUTHWEST OUACHITA WATERWORKS, INC have any EPA violations?
Yes, SOUTHWEST OUACHITA WATERWORKS, INC has 53 EPA violation(s) on record, with the most recent in 2024. Violation types include MCL, TT, Other. 51 are health-based violations.
How many people does SOUTHWEST OUACHITA WATERWORKS, INC serve?
SOUTHWEST OUACHITA WATERWORKS, INC serves approximately 10,725 people, Louisiana.
What type of water does SOUTHWEST OUACHITA WATERWORKS, INC provide?
SOUTHWEST OUACHITA WATERWORKS, INC sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is LA1073047.
How does SOUTHWEST OUACHITA WATERWORKS, INC compare to other utilities in Louisiana?
SOUTHWEST OUACHITA WATERWORKS, INC scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Louisiana state page for a full comparison of water systems.